1. Cellular Computer Project for Fast Simulation of Dynamical Systems;PALLAS;SISSA preprint 26/841 EP,1984
2. T. Petersen and B. Rathjen, Doctor thesis, Technical University of Denmark.
3. Texas Semiconductors, Product Review TM 320.
4. A Very Fast Parallel Processor;Christ,1985
5. The APE Project;Parisi,1985